diff --git a/src/ptk_vk/draw.c b/src/ptk_vk/draw.c
index 0b1e2de..f8d363c 100644
--- a/src/ptk_vk/draw.c
+++ b/src/ptk_vk/draw.c
@@ -11,8 +11,8 @@
 
 #include <stdint.h>
 
-bool m_framebuffer_resized = false;
-uint32_t m_current_frame = 0;
+static bool m_framebuffer_resized = false;
+static uint32_t m_current_frame = 0;
 
 void vk_framebuffer_resized(GLFWwindow *window, int width, int height) {
     (void)window; (void)width; (void)height;